QuarkusUnitTest: addResource() and overwriteConfigProperty() fix #1769

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Devtools Tests - JDK 17	12m 47s
JVM Tests - JDK 17	2h 57m 31s
Devtools Tests - JDK 21	13m 29s
JVM Tests - JDK 21	2h 56m 12s
Gradle Tests - JDK 17	34m 11s
Devtools Tests - JDK 17 Windows	21m 59s
Kubernetes Tests - JDK 17	12m 1s
JVM Tests - JDK 17 Windows	3h 38m 45s
Gradle Tests - JDK 17 Windows	1h 1m 5s
Kubernetes Tests - JDK 21	12m 27s
Kubernetes Tests - JDK 17 Windows	17m 51s
Maven Tests - JDK 17	59m 37s
Quickstarts Compilation - JDK 17	7m 44s
MicroProfile TCKs Tests	6m 20s
Maven Tests - JDK 17 Windows	1h 18m 27s
Native Tests - Virtual Thread - ${{ matrix.category }}	0s
Native Tests - Data1	18m 6s
Native Tests - Data2	29m 36s
Native Tests - Data3	14m 14s
Native Tests - Data5	7m 59s
Native Tests - Data7	9m 24s
Native Tests - Misc1	8m 49s
Native Tests - Misc2	8m 16s
Native Tests - Misc3	13m 52s
Native Tests - Misc4	17m 48s
Native Tests - Spring	10m 13s
Native Tests - gRPC	1m 56s
Native Tests - Windows support	8m 34s
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Build report	43s
	17h 54m 9s

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